cloud-foundation-fabric/fast/stages/0-bootstrap/templates/workflow-gitlab.yaml

100 lines
3.0 KiB
YAML

# Copyright 2023 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
variables:
GOOGLE_CREDENTIALS: cicd-sa-credentials.json
FAST_OUTPUTS_BUCKET: ${outputs_bucket}
FAST_WIF_PROVIDER: ${identity_provider}
SSH_AUTH_SOCK: /tmp/ssh_agent.sock
%{~ if tf_var_files != [] ~}
TF_VAR_FILES: ${join("\n ", tf_var_files)}
%{~ endif ~}
workflow:
rules:
# merge / apply
- if: $CI_PIPELINE_SOURCE == 'push' && $CI_COMMIT_REF_NAME == $CI_DEFAULT_BRANCH
variables:
COMMAND: apply
FAST_SERVICE_ACCOUNT: ${service_accounts.apply}
TF_PROVIDERS_FILE: 0-bootstrap-providers.tf
# pr / plan
- if: $CI_PIPELINE_SOURCE == 'merge_request_event'
variables:
COMMAND: plan
FAST_SERVICE_ACCOUNT: ${service_accounts.plan}
TF_PROVIDERS_FILE: 0-bootstrap-r-providers.tf
stages:
- gcp-setup
- tf-plan-apply
# TODO: document project-level deploy key used to fetch modules
gcp-setup:
stage: gcp-setup
image:
name: google/cloud-sdk:slim
artifacts:
paths:
- cicd-sa-credentials.json
- providers.tf
id_tokens:
GITLAB_TOKEN:
aud:
%{~ for aud in audiences ~}
- ${aud}
%{~ endfor ~}
before_script:
- echo "$GITLAB_TOKEN" > token.txt
script:
- |
gcloud iam workload-identity-pools create-cred-config \
$FAST_WIF_PROVIDER \
--service-account=$FAST_SERVICE_ACCOUNT \
--service-account-token-lifetime-seconds=900 \
--output-file=$GOOGLE_CREDENTIALS \
--credential-source-file=token.txt
- gcloud config set auth/credential_file_override $GOOGLE_CREDENTIALS
- gcloud alpha storage cp -r "gs://$FAST_OUTPUTS_BUCKET/providers/$TF_PROVIDERS_FILE" ./providers.tf
tf-plan-apply:
stage: tf-plan-apply
dependencies:
- gcp-setup
id_tokens:
GITLAB_TOKEN:
aud:
%{~ for aud in audiences ~}
- ${aud}
%{~ endfor ~}
image:
name: hashicorp/terraform
entrypoint:
- "/usr/bin/env"
variables:
SSH_AUTH_SOCK: /tmp/ssh-agent.sock
script:
- |
ssh-agent -a $SSH_AUTH_SOCK
echo "$CICD_MODULES_KEY" | ssh-add -
mkdir -p ~/.ssh
ssh-keyscan -H 'gitlab.com' >> ~/.ssh/known_hosts
ssh-keyscan gitlab.com | sort -u - ~/.ssh/known_hosts -o ~/.ssh/known_hosts
- echo "$GITLAB_TOKEN" > token.txt
- terraform init
- terraform validate
- "if [ $COMMAND == 'plan' ]; then terraform plan -input=false -no-color -lock=false; fi"
- "if [ $COMMAND == 'apply' ]; then terraform apply -input=false -no-color -auto-approve; fi"